Skip to content
Back to quiz
6. what are the products of the citric acid cycle?
- carbon dioxide, NADH and a little ATP
- carbon dioxide, NADH and a little ADP
- Oxygen, NADH and a little ATP
- carbon dioxide, NAD and a little ATP
7. How many ATP molecules produced from the electron transport chain?
8. What combines with oxaloacetate to produce citrate?
- Oxygen
- Acetyl Coenzyme A
- Pyruvate
- Acetyl Coenzyme B
9. What is the final hydrogen acceptor?
- pyruvate
- oxygen
- glucose
- carbon dioxide
10. where in the cell does the citric acid cycle take place?
- ribosome
- cytoplasm
- matrix of the mitochondria
- cristae of mitochondria
11. What transports hydrogen and high-energy electrons to the electron transport chain?
- Oxygen
- dehydrogenase
- NAD
- FAD
12. How many phosphates are in ATP?
13. What is the name of the circular pathway of reactions, which Acetyl CoA enters?
- citric acid cycle
- lactate respiration
- carbon dioxide cycle
- electron transport chain
14. What flows through the inner mitochondrial membrane, causing part of ATP synthase to rotate?
- enzymes
- NADH
- hydrogen ions
- oxygen
15. Why is the first stage of glycolysis described as the energy investment stage?
- 2 ATP molecules are made, to enable phosphorylation of glucose.
- 2 ATP molecules are used up, to enable phosphorylation of glucose.
- 36 ATP molecules are used up, to enable phosphorylation of carbon dioxide
- 2 ATP molecules are made, to enable phosphorylation of pyruvate.
16. What is the conversion of glucose to pyruvate called?
- Glycolysis
- Lactate respiration
- citric acid cycle
- anaerobic respiration
17. what is the net gain of ATP from glycolysis?
- 10 ATP
- 2 ATP
- 38 ATP
- 4 ATP
18. Where does glycolysis take place in the cell?
- cytoplasm
- mitochondria
- ribosome
- matrix of mitochondria